Cognomen Ganzaya (Ganzaya 
) , throughout the world, is an extremely rare family name. Predominantly, Ganzaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ganzaya | United States, Mongolia |
Zaya, Buyan, Camacho, Ganbold, Gantumur, Gankhuyag, Batchuluun, and Bayarsaikhan